<template>
  <div class="app-container">
    <el-form
      :model="queryParams"
      ref="queryForm"
      size="small"
      :inline="true"
      v-show="showSearch"
      label-width="68px"
    >
      <el-form-item label="药品名称" prop="drugName">
        <el-input
          v-model="queryParams.drugName"
          placeholder="请输入药品名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="生产厂家" prop="factoryId">
        <el-input
          v-model="queryParams.factoryId"
          placeholder="请输入生产厂家"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="单位" prop="unit">
        <el-input
          v-model="queryParams.unit"
          placeholder="请输入单位"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="价格" prop="price">
        <el-input
          v-model="queryParams.price"
          placeholder="请输入价格"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="库存量" prop="num">
        <el-input
          v-model="queryParams.num"
          placeholder="请输入库存量"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="预警值" prop="warnValue">
        <el-input
          v-model="queryParams.warnValue"
          placeholder="请输入预警值"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="换算量" prop="conversion">
        <el-input
          v-model="queryParams.conversion"
          placeholder="请输入换算量"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button
          type="primary"
          icon="el-icon-search"
          size="mini"
          @click="handleQuery"
          >搜索</el-button
        >
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery"
          >重置</el-button
        >
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['pill:drug:add']"
          >新增</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['pill:drug:edit']"
          >修改</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['pill:drug:remove']"
          >删除</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['pill:drug:export']"
          >导出</el-button
        >
      </el-col>
      <right-toolbar
        :showSearch.sync="showSearch"
        @queryTable="getList"
      ></right-toolbar>
    </el-row>

    <el-table
      v-loading="loading"
      :data="drugList"
      @selection-change="handleSelectionChange"
    >
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="药品ID" align="center" prop="drugId" />
      <el-table-column label="药品名称" align="center" prop="drugName" />
      <el-table-column label="药品编码" align="center" prop="drugCode" />
      <el-table-column label="生产厂家" align="center" prop="factoryId" />
      <el-table-column label="药品类型" align="center" prop="drugType" />
      <el-table-column
        label="处方类型"
        align="center"
        prop="prescriptionType"
      />
      <el-table-column label="单位" align="center" prop="unit" />
      <el-table-column label="价格" align="center" prop="price" />
      <el-table-column label="库存量" align="center" prop="num" />
      <el-table-column label="预警值" align="center" prop="warnValue" />
      <el-table-column label="换算量" align="center" prop="conversion" />
      <el-table-column label="状态" align="center" prop="status" />
      <el-table-column label="备注" align="center" prop="remark" />
      <el-table-column
        label="操作"
        align="center"
        class-name="small-padding fixed-width"
      >
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['pill:drug:edit']"
            >修改</el-button
          >
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['pill:drug:remove']"
            >删除</el-button
          >
        </template>
      </el-table-column>
    </el-table>

    <div class="echarts">
      <div ref="echartsDom" style="width: 600px; height: 400px"></div>
    </div>

    <pagination
      v-show="total > 0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改药品信息对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="药品名称" prop="drugName">
          <el-input v-model="form.drugName" placeholder="请输入药品名称" />
        </el-form-item>
        <el-form-item label="药品编码" prop="drugCode">
          <el-input v-model="form.drugCode" placeholder="请输入药品编码" />
        </el-form-item>
        <el-form-item label="生产厂家" prop="factoryId">
          <el-input v-model="form.factoryId" placeholder="请输入生产厂家" />
        </el-form-item>
        <el-form-item label="单位" prop="unit">
          <el-input v-model="form.unit" placeholder="请输入单位" />
        </el-form-item>
        <el-form-item label="价格" prop="price">
          <el-input v-model="form.price" placeholder="请输入价格" />
        </el-form-item>
        <el-form-item label="库存量" prop="num">
          <el-input v-model="form.num" placeholder="请输入库存量" />
        </el-form-item>
        <el-form-item label="预警值" prop="warnValue">
          <el-input v-model="form.warnValue" placeholder="请输入预警值" />
        </el-form-item>
        <el-form-item label="换算量" prop="conversion">
          <el-input v-model="form.conversion" placeholder="请输入换算量" />
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input
            v-model="form.remark"
            type="textarea"
            placeholder="请输入内容"
          />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  listDrug,
  getDrug,
  delDrug,
  addDrug,
  updateDrug,
} from "@/api/pill/drug";

export default {
  name: "Drug",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 药品信息表格数据
      drugList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        drugName: null,
        factoryId: null,
        drugType: null,
        prescriptionType: null,
        unit: null,
        price: null,
        num: null,
        warnValue: null,
        conversion: null,
        status: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        drugName: [
          { required: true, message: "药品名称不能为空", trigger: "blur" },
        ],
        drugCode: [
          { required: true, message: "药品编码不能为空", trigger: "blur" },
        ],
      },
      
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询药品信息列表 */
    getList() {
      this.loading = true;
      listDrug(this.queryParams).then((response) => {
        this.drugList = response.rows;
        this.total = response.total;
        this.loading = false;
        this.$nextTick(() => this.initECharts());
      });
    },
    initECharts() {
        // 基于准备好的DOM，初始化echarts实例
        this.chartInstance = this.$echarts.init(this.$refs.echartsDom);
        // 指定图表的配置项和数据
        const option = {
          title: {
            text: "ECharts 入门示例",
          },
          tooltip: {
            trigger: "axis"
          },
          legend: {
            data: ["价格", "库存量"],
          },
          xAxis: {
            data: this.drugList.map(item => item.drugName),
          },
          yAxis: {},
          series: [
            {
              name: "价格",
              type: "bar",
              data: this.drugList.map(item => item.price),
            },
            {
              name: "库存量",
              type: "bar",
              data: this.drugList.map(item => item.num),
            },
          ],
        };
        // 使用刚指定的配置项和数据显示图表
        this.chartInstance.setOption(option);
      },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        drugId: null,
        drugName: null,
        drugCode: null,
        factoryId: null,
        drugType: null,
        prescriptionType: null,
        unit: null,
        price: null,
        num: null,
        warnValue: null,
        conversion: null,
        status: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        remark: null,
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map((item) => item.drugId);
      this.single = selection.length !== 1;
      this.multiple = !selection.length;
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加药品信息";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const drugId = row.drugId || this.ids;
      getDrug(drugId).then((response) => {
        this.form = response.data;
        this.open = true;
        this.title = "修改药品信息";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate((valid) => {
        if (valid) {
          if (this.form.drugId != null) {
            updateDrug(this.form).then((response) => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addDrug(this.form).then((response) => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const drugIds = row.drugId || this.ids;
      this.$modal
        .confirm('是否确认删除药品信息编号为"' + drugIds + '"的数据项？')
        .then(function () {
          return delDrug(drugIds);
        })
        .then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        })
        .catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download(
        "pill/drug/export",
        {
          ...this.queryParams,
        },
        `drug_${new Date().getTime()}.xlsx`
      );
    },
  },
};
</script>
